*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

header{
    left:0;
    top:0;
    width: 100%;
    height: 80px;
    border-bottom: 1px solid gainsboro;
}

header > div {
    display: inline;
    float: left;
}

header .header-left {
    padding: 30px 0 0 50px;
    float: left;
    color:tomato;
}


header .header-left:hover {
    color: crimson;
}

header .header-search{
    padding: 30px 0 0 0;
    text-align: center;
    margin-left: 30%;
}
header .header-search input{
    padding: 10px;
    width: 300px;
    border: 1px solid #ccc; 
}
header .header-search button{
    display: inline-block;
    border: none;
    height: 35px;
    width: 40px;
    border-color:white;
    margin-left: -3px;
    color:#716f6f;
    cursor: pointer;

}
header .header-search button:hover{
    color:black;
    font-style: italic;
}

header .header-right {
    float: right;
    padding: 30px 50px 0 0;
}

header .header-right img{
    width: 30;
    height: 30;
}

header .header-right  a {
    color:  #716f6f;
    text-decoration: none;
    font-size:large;

}

nav {
    text-align: center;
    width: 100%;
    height: 40px;
   position: relative;
}
nav  * {
    text-decoration: none;
    padding: 5px;
    color: #716f6f;
}

nav  *:hover {
    text-decoration: underline;
    padding: 5px;
}

article {
    position: relative;
    float: left;
    width: 70%;
    left: 5%;
    background-color: rgb(225, 224, 224);
    
}
article .article-list{
    display: inline;
    position: relative;
}
article .article-item{
    width:100%;
    
    
}

article .article-title{
    text-decoration: none;
    color: #000;
    font-size: larger;
    margin-left:20%;
    
}
article .article-item a:hover{
    text-decoration:underline;
}
article .media-left{
    float: left;
    margin-top: 4px;
}
article .media-right{
    width: 80%;
    margin-left: 60px;
    display: block;
}
article .article-desc{
    width: 80%;
    color:  #716f6f;
    float: left;
    margin-top: 15px;
    padding-bottom: 20px;
    border-bottom:1px solid #b5b4b4;
    margin-bottom: 20px;
    margin-left: 80px;
}
article .article-border{
    padding-top: 10px;
    font-size: small;
}
article .article-border .article-border-img {
    vertical-align: -5px;
    width: 18px;
    height: 18px;
}
article .article-border a {
    text-decoration: none;
    color:  #716f6f;

}

aside {
    float: right;
    width: 20%;
    color: #716f6f;
    
}
aside > div {
    border-top:1px solid #716f6f;
    height: 100px;
    margin: 10px;
    position: relative;
}
aside > div > ul >li {
    display: inline;
    list-style-type:none ;
}
footer {
    position: relative;
    float: left;
    width: 70%;
    height: 50px;
    bottom: 50px;
    top:1px ;
    left: 5%;
    margin-top: 50px;
    background-color: #b5b4b4;
    color: #716f6f;
    padding: 5px;
    text-align: center;
}
